
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $175 (Kiwi.com) |
One-way from | $121 (United Airlines) |
Popular in | April |
Cheapest in | January |
Average price | $229 |
Good round-trip deal | $191 or less |
Good one-way deal | $169 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Mon 2/16
11:58 pm-6:55 am
Nonstop4h 57m
Boston Logan Intl
Wed 2/25
8:15 am-12:28 pm
Nonstop6h 13m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Thu 2/19
6:15 pm-6:00 am
1 stop9h 45m
Boston Logan Intl
Mon 2/23
5:15 pm-9:20 pm
Nonstop6h 05m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Wed 2/18
12:59 am-10:51 am
1 stop7h 52m
Boston Logan Intl
Sun 2/22
8:15 am-12:28 pm
Nonstop6h 13m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Sat 2/14
1:55 pm-1:09 am
1 stop9h 14m
Boston Logan Intl
Sun 2/22
5:15 pm-9:20 pm
Nonstop6h 05m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Wed 3/18
12:45 pm-8:28 pm
Nonstop4h 43m
Boston Logan Intl
Tue 3/24
8:35 am-11:35 am
Nonstop6h 00m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Thu 3/5
6:15 pm-6:00 am
1 stop9h 45m
Boston Logan Intl
Sun 3/8
5:50 pm-8:53 pm
Nonstop6h 03m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Tue 6/9
2:55 pm-1:09 am
1 stop7h 14m
Boston Logan Intl
Tue 6/16
6:00 am-10:56 am
1 stop7h 56m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Thu 2/19
6:15 pm-6:00 am
1 stop9h 45m
Boston Logan Intl
Tue 2/24
3:15 pm-9:17 pm
1 stop8h 02m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Sun 3/8
10:33 pm-6:20 am
Nonstop4h 47m
Boston Logan Intl
Fri 3/13
5:50 pm-8:53 pm
Nonstop6h 03m
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Thu 2/5
6:20 pm-6:05 am
1 stop9h 45m
Boston Logan Intl
Sun 2/8
8:20 am-12:33 pm
Nonstop6h 13m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Boston (average of $117). Flying from Phoenix Sky Harbor Intl Airport to Boston in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Phoenix Sky Harbor Intl Airport to Boston by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Boston flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Dallas (DFW) – chosen by Cheapflights users on 33% of 1-stop itineraries from Phoenix Sky Harbor Intl Airport to Boston on Cheapflights.
Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $190.
Flights via Detroit (DTW) have the shortest average one-way travel time for 1-stop routes: 7h 53m.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 4h 04m.
Overall
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Boarding
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Comfort
Crew
Boarding
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Comfort
Crew
Boarding
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Comfort
Crew
Boarding
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Comfort
Crew
Boarding
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Food
Comfort
Crew
Boarding
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$71 | Average$183 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$82 | Average$196 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$126 | Average$285 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$148 | Average$298 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$158 | Average$334 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$180 | Average$316 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$302 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$236 | Average$383 | FlexibilityNo cancel fee | On-time71% |